Party-goers comparing calories
If you expect to eat a whole bar at the party, the per-bar calorie figure is more useful for that decision than a low-sugar claim on its own.
Who is choosing a party snack?
Shoppers comparing protein servings
Check protein for the complete bar alongside its calories. Barebells UK lists 20 g protein for Cookies & Cream, and Myprotein lists 20 g for its Impact Protein Bar, but their bars differ in size and energy.
Shoppers checking ingredients and allergens
Read the exact flavour's ingredient and allergen information before bringing bars to share. Sweetener warnings also matter if you expect to eat more than one.
What should you compare?
Start with the amount in the bar you intend to eat, then check whether its protein, ingredients and pack format suit the occasion.
| Priority | What to check | Your needs |
|---|---|---|
| Calories per bar | Read kcal for the complete bar and note its weight. Barebells UK lists 190 kcal per 55 g Cookies & Cream bar; Myprotein lists 233 kcal per 64 g Impact Protein Bar. PhD displays 238 calories for the Smart Bar shown on its page. | I want one bar to fit the amount I have planned for a party snack, without mistaking a smaller bar for a like-for-like serving. |
| Protein per bar | Compare grams for the whole serving. Barebells UK and Myprotein each list 20 g for the named bars; check the exact PhD Smart Bar flavour because figures differ within its product page. | The protein amount matters to me, but I still want to see the calories that come with that serving. |
| Sugar and energy | Read the sugar and calorie figures separately. PhD's displayed Smart Bar lists 1 g sugar and 238 calories; a sugar figure alone does not describe its energy content. | Low sugar may be one of my preferences, but I do not want it to stand in for a calorie check. |
| Ingredients and warnings | Check the exact flavour's allergens, sweeteners and pack warnings. Barebells UK lists possible gluten-containing cereals, soy, peanuts and nuts for Cookies & Cream; its page, Grenade's Salted Caramel page and Myprotein's Impact page carry excessive-consumption laxative-effect warnings. | If I am taking several bars to a gathering, I need to know what each flavour contains before I buy or share it. |
Common buying mistakes
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Assuming low sugar means fewer calories
PhD displays 1 g sugar and 238 calories for the Smart Bar shown on its page. The two figures answer different questions about the same serving.
Compare kcal per complete bar first, then use the sugar figure for your separate sugar preference.
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Buying a multipack before checking the flavour
Ingredients and allergen information can affect which bar you choose. Barebells, Grenade and Myprotein product pages also include warnings about excessive consumption and laxative effects.
Read the ingredient, allergen and warning panels for the exact flavour before committing to a box, especially if bars might be shared.
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Comparing bar weights instead of what you will eat
The named examples have different serving sizes: Barebells Cookies & Cream is 55 g, Myprotein Impact Protein Bar is 64 g, and Grenade lists Caramel Chaos as 60 g bars. Weight alone does not give the calories or protein in a serving.
Record kcal and protein for each whole bar you are considering; use per-100 g figures when you also want a weight-matched comparison.
Brand and retailer references
Barebells
Barebells UK provides a flavour-specific nutrition panel for its Cookies & Cream protein bar.
- The UK product page lists 190 kcal and 20 g protein per 55 g bar.
- The page lists possible allergens and warns that excessive consumption may have laxative effects; check the exact pack before buying or sharing.
Myprotein
Myprotein offers several bar formats; its Impact Protein Bar has a published per-bar nutrition panel.
- Myprotein lists 233 kcal, 20 g protein and 8.6 g fibre per 64 g Impact Protein Bar.
- Its Impact page warns that excessive consumption may produce laxative effects. Check nutrition and ingredients for the product line and flavour you choose.
PhD
PhD presents Smart Bar as a chocolate-bar-style protein snack.
- The displayed Smart Bar panel lists 238 calories and 1 g sugar.
- Protein figures differ between the displayed panel and wider page copy, so use the exact flavour's pack for a serving comparison.
Grenade
Grenade's UK range includes named protein-bar flavours and multipacks.
- Grenade UK lists 20 g protein for Salted Caramel and 21 g for Caramel Chaos.
- For a calorie-led choice, read the energy figure on the exact flavour's panel. The named pages also carry excessive-consumption laxative-effect warnings.
Quest
Quest's own protein-bar range includes products it describes as containing up to 21 g protein per bar.
- Quest identifies sugar alcohols in its protein bars and notes that tolerance may vary.
- If shopping in the UK, compare the nutrition, ingredients and allergens on the exact UK pack rather than applying details from Quest's US-facing shop.
Tesco
Tesco is a retailer carrying protein bars from different brands, rather than a single bar formulation.
- Its grocery listings include named protein-bar products from more than one brand.
- Use the individual listing or pack to compare the exact bar's energy, ingredients and allergens.
Grenade bars on Joybuy
These Grenade multipacks offer several flavours and bar sizes to consider for a New Year's Eve gathering. For a calorie-led choice, compare the exact flavour's per-bar nutrition panel rather than assuming that a low-sugar description means fewer calories.
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Grenade Soft Core Double Chocolate Protein Bar, 12 × 50 g
The 12-bar pack is worth considering if you want this flavour for a gathering. Each bar is listed as 50 g; check its per-bar energy, protein, ingredients and allergen panel before choosing.
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Grenade Soft Core Golden Caramel Protein Bar, 12 × 50 g
This 12-bar Golden Caramel pack gives you a different flavour at the same stated bar weight as the Double Chocolate pack. Compare their exact per-bar nutrition and ingredient panels rather than treating equal weights as equal calories.
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Grenade Soft Core Peanut Butter Protein Bar, 12 × 50 g
If Peanut Butter is the flavour you are considering for a group, check its exact ingredient and allergen statement before sharing. The listed pack contains 12 × 50 g bars; compare energy and protein for one complete bar.
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Grenade Jaffa Quake Protein Bar, 12 × 60 g
Choose between this 60 g bar and the 50 g Soft Core flavours using nutrition for each complete bar, not pack weight alone. The Jaffa Quake pack contains 12 bars; check its flavour-specific ingredients and warnings.
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Grenade Oreo Flavour Protein Bar, 4 × 60 g
The four-bar pack is a smaller stated quantity than the 12-bar options here. Each bar is listed as 60 g; check the Oreo Flavour pack for per-bar calories, protein, allergens and sweetener warnings before bringing it to the party.
Questions about choosing a bar
Does low sugar mean a protein bar has fewer calories?
No. Sugar and energy are separate figures: PhD's displayed Smart Bar panel lists 1 g sugar alongside 238 calories. Read kcal for the whole bar when deciding how it fits your planned snack.
What should I compare first for a New Year's Eve snack?
Start with kcal per complete bar, then compare protein for that same serving. Barebells UK lists 190 kcal for Cookies & Cream, Myprotein lists 233 kcal for Impact Protein Bar, and PhD displays 238 calories for the Smart Bar shown on its page; check the exact flavour you buy.
Should I check allergens when I know another flavour from the brand?
Yes—use the ingredient and allergen information for the exact flavour. Barebells UK says its Cookies & Cream bar may contain cereals containing gluten, soy, peanuts and nuts, which is information you should not assume applies identically to another flavour.
What if I expect to eat more than one bar at the party?
Read each bar's sweetener information and excessive-consumption warning before deciding. Barebells UK, Grenade UK and Myprotein pages for the named bars warn of possible laxative effects with excessive consumption; follow the wording on the exact pack.